Process for preparing multifilament wet-spun elastane threads

Details Process for preparing multifilament wet-spun elastane threads Process for preparing multifilament wet-spun elastane threads

1996-02-06

1997-09-23

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

2642105, 2642108, 26421112, 2642356, D01D 516, D01F 670

Patent

active

056701055

ABSTRACT:
The invention relates to a process for preparing multifilament, wet-spun elastane threads with increased spinning output, which is achieved by largely removing entrained water from the filaments after leaving the spinning bath and then fixing the threads on at least two rollers at a temperature of at least 200.degree. C. for at least 3 seconds.

REFERENCES:
patent: 3526689 (1970-09-01), Jones et al.
patent: 3699205 (1972-10-01), Peters

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